mbox: initial support to check for unicode control chars

Implement initial support for checking if the patch message contains
unicode control characters that can be used to trick code reviewer into
accepting maliciously formatted code.

Link: https://lore.kernel.org/tools/20211101175020.5r4cwmy4qppi7dis@meerkat.local/
Signed-off-by: Konstantin Ryabitsev <konstantin@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/b4/mbox.py b/b4/mbox.py
index 9a673c7..05d46b5 100644
--- a/b4/mbox.py
+++ b/b4/mbox.py
@@ -104,7 +104,7 @@ def make_am(msgs, cmdargs, msgid):
                                     covertrailers=covertrailers, trailer_order=config['trailer-order'],
                                     addmysob=cmdargs.addmysob, addlink=cmdargs.addlink,
                                     linkmask=config['linkmask'], cherrypick=cherrypick,
-                                    copyccs=cmdargs.copyccs)
+                                    copyccs=cmdargs.copyccs, allowbadchars=cmdargs.allowbadchars)
     except KeyError:
         sys.exit(1)